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Andy873's latest activity

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    Andy873 replied to the thread Signal Boxes on Maps.
    @Gloster Thant's fair enough. It does still begs the question as to when did this internal L&Y numbering system come in?
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    Andy873 replied to the thread Signal Boxes on Maps.
    Good points - I've never seen on any map sheets signal box numbers, and can't think why the map makers would even note them except to...
    • Loop Line boxes 1895.jpg
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    Andy873 replied to the thread Signal Boxes on Maps.
    Once again, thanks everyone. Yes, I thought this must have been the arrangement. Signal posts with both red and yellow signals. As I...
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    Andy873 replied to the thread Signal Boxes on Maps.
    Thanks everyone, points noted! Can someone remind me please - If you have two signal boxes only 0.5 miles apart and each box has just...
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    I was looking at an OS map (Revised 1929). Now on this map sheet it shows signal boxes, some are noted by S.B. while other boxes are...
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    Andy873 replied to the thread Calculating Railway Height.
    How accurate are John Marshall's gradient profiles? John's gradient profile moving west from Great Harwood station goes up hill at 1 in...
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    Andy873 replied to the thread Calculating Railway Height.
    I decided to test out Google Earth's altitude details... I know at the west Blackburn end the junction was at 416 feet, which is also...
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    Andy873 replied to the thread Calculating Railway Height.
    Thanks for all the replies on this again. @Springs Branch Thought you might have a gem of a photo regarding the Springs Branch...
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    Andy873 replied to the thread Calculating Railway Height.
    Thanks everyone for your input on this. As I've said before, Rose Grove West Junction height is illusive, I've tried before to...
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    Andy873 replied to the thread Calculating Railway Height.
    Thanks once more John and all. I was just curious about rounding up or down to the nearest foot, and the nearest foot is close enough...
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    Andy873 replied to the thread Calculating Railway Height.
    Thanks John, looks like your right. Each foot was divided into a hundred. One hundredth of a foot was 1/8 of an inch or so I've just...
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    Andy873 replied to the thread Calculating Railway Height.
    I had a look around and yes, one has .48 and one has .50?? Looking at modern examples the initial value is meters and after the dot it's...
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    I have for a long time now been trying to both confirm some station heights and the heights of two junctions, not easy when both the...
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    Andy873 replied to the thread Pilot Engines.
    I agree too, when you sit back and think about what the two crews were doing it really does look skilful. This begs a question...
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    Here is a 15 minute video of some rail tours from the 4 August 1968 celebrating the end of steam. It doesn't add to the topic except to...

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